College Physics (4th Edition)

Published by McGraw-Hill Education
ISBN 10: 0073512141
ISBN 13: 978-0-07351-214-3

Chapter 10 - Multiple-Choice Questions - Page 396: 10

Answer

The two wires must have the same (a) stress

Work Step by Step

The wires are connected and they are pulled from either end. Therefore, they must have the same force exerted on them. Since the wires have the same diameter, they have the same cross-sectional area, so they have the same force per unit area, which is stress. The two wires must have the same (a) stress
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